Collector's Pocket Watches, Wristwatc...
Noga Hilton, Geneva, Apr 12, 2003
H. Cheveau, Versailles, dated September 4, 1892.Fine and rare framed color drawing of two grid-iron compensation pendulums and three escapements.
In the center, straight line calibrated lever escapement, to the right pin-wheel escapement of the Lepaute type, with alternating pins on both sides of the escape wheel, to the left pin-wheel escapement with pins on the same side of the escape wheel, the outermost right with Ellicott compensation compound pendulums, outermost left with Harrison's compensation gridiron pendulum.Dim. 80 x 63 cm.
